 /* 基础样式 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        
        /* 颜色定义 */
        :root {
            --primary: #FFD700;
            --primary-dark: #FFC000;
            --accent: #FFA500;
            --accent-dark: #FF8C00;
            --neutral: #F5F5DC;
            --white: #FFFFFF;
            --gray-light: #F3F4F6;
            --gray: #E5E7EB;
            --gray-dark: #6B7280;
            --success: #22C55E;
            --error: #EF4444;
        }
        
        /* 背景装饰元素 */
        .bg-decor {
            position: absolute;
            border-radius: 50%;
            filter: blur(60px);
            opacity: 0.1;
            z-index: 0;
        }
        
        .bg-decor-1 {
            top: -20%;
            right: -20%;
            width: 400px;
            height: 400px;
            background-color: var(--primary);
            animation: float 6s ease-in-out infinite;
        }
        
        .bg-decor-2 {
            bottom: -20%;
            left: -20%;
            width: 400px;
            height: 400px;
            background-color: var(--accent);
            animation: float 6s ease-in-out infinite 2s;
        }
        
        .bg-decor-3 {
            top: 30%;
            left: -10%;
            width: 200px;
            height: 200px;
            background-color: var(--primary);
            animation: float 5s ease-in-out infinite 1s;
        }
        
        .bg-decor-4 {
            bottom: 30%;
            right: -10%;
            width: 200px;
            height: 200px;
            background-color: var(--accent);
            animation: float 5s ease-in-out infinite 3s;
        }
        
        /* 登录卡片 */
        .login-container {
            max-width: 480px;
            width: 100%;
            z-index: 1;
			margin: 0 auto;
			overflow: scroll;
        }
        
        .login-card {
            background-color: var(--white);
            border-radius: 24px;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
            overflow: hidden;
            transform: translateY(20px);
            opacity: 0;
            transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
        }
        
        .login-card.loaded {
            transform: translateY(0);
            opacity: 1;
        }
        
        /* 头部区域 */
        .login-header {
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: white;
            padding: 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        
        .login-header::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.1' fill-rule='evenodd'/%3E%3C/svg%3E");
            opacity: 0.2;
        }
        
        .login-header h1 {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 8px;
            position: relative;
        }
        
        .login-header p {
            opacity: 0.9;
            font-size: 0.95rem;
            position: relative;
        }
        
        /* 表单区域 */
        .form-container {
            padding: 40px;
        }
        
        /* 头像区域 */
        .avatar-container {
            position: relative;
            margin: 0 auto 50px;
            width: 120px;
            height: 120px;
        }
        
        .avatar-placeholder {
            position: absolute;
            inset: 0;
            background-color: var(--neutral);
            border-radius: 50%;
            border: 3px solid var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 2.5rem;
            color: var(--primary);
            opacity: 1;
            transition: opacity 0.3s ease;
        }
        
        .avatar-image {
            position: absolute;
            inset: 0;
            border-radius: 50%;
            border: 3px solid var(--primary);
            object-fit: cover;
            opacity: 0;
            transition: opacity 0.3s ease;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        
        .avatar-loaded .avatar-placeholder {
            opacity: 0;
        }
        
        .avatar-loaded .avatar-image {
            opacity: 1;
        }
        
        /* 响应消息 */
        .response-message {
            margin-bottom: 24px;
            padding: 12px 16px;
            border-radius: 12px;
            text-align: center;
            font-weight: 500;
            opacity: 0;
            transform: scale(0.95);
            transition: all 0.3s ease;
            font-size: 0.9rem;
        }
        
        .response-message.show {
            opacity: 1;
            transform: scale(1);
        }
        
        .response-message.success {
            background-color: rgba(34, 197, 94, 0.1);
            color: var(--success);
        }
        
        .response-message.error {
            background-color: rgba(239, 68, 68, 0.1);
            color: var(--error);
        }
        
        /* 表单组 */
        .form-group {
            margin-bottom: 24px;
        }
        
        .form-group label {
            display: block;
            color: var(--gray-dark);
            font-weight: 500;
            margin-bottom: 8px;
            font-size: 0.95rem;
        }
        
        .input-wrapper {
            position: relative;
        }
        
        .input-icon {
            position: absolute;
            top: 0;
            left: 0;
            height: 100%;
            width: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gray-dark);
            font-weight: bold;
        }
        
         .form-control {
            width: 100%;
            padding: 14px 16px 14px 44px;
            border: 1px solid var(--gray);
            border-radius: 12px;
            font-size: 0.95rem;
            transition: all 0.3s ease;
            background-color: var(--gray-light);
        }
        
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.2);
            background-color: var(--white);
        }
        
        .password-toggle {
            position: absolute;
            top: 0;
            right: 0;
            height: 100%;
            width: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gray-dark);
            cursor: pointer;
            transition: color 0.2s ease;
            font-weight: bold;
        }
        
        .password-toggle:hover {
            color: var(--accent);
        }
        
        /* 记住我 */
        .remember-me {
            display: flex;
            align-items: center;
            margin-bottom: 32px;
        }
        
        .remember-me input {
            width: 16px;
            height: 16px;
            accent-color: var(--primary);
            margin-right: 8px;
            cursor: pointer;
        }
        
        .remember-me label {
            color: var(--gray-dark);
            font-size: 0.9rem;
            cursor: pointer;
        }
        
        /* 忘记密码 */
        .forgot-password {
            text-align: right;
            margin-top: 8px;
        }
        
        .forgot-password a {
            color: var(--primary);
            font-size: 0.85rem;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        
        .forgot-password a:hover {
            color: var(--accent-dark);
            text-decoration: underline;
        }
        
        /* 登录按钮 */
        .login-btn {
            width: 100%;
            padding: 16px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: white;
            border: none;
            border-radius: 12px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s ease;
            margin-bottom: 24px;
            box-shadow: 0 4px 12px rgba(255, 165, 0, 0.2);
        }
        
        .login-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(255, 165, 0, 0.3);
        }
        
        .login-btn:active {
            transform: translateY(0);
        }
        
        .login-btn:disabled {
            opacity: 0.7;
            cursor: not-allowed;
            transform: none !important;
        }
        
        /* 注册链接 */
        .register-link {
            text-align: center;
            color: var(--gray-dark);
            font-size: 0.95rem;
        }
        
        .register-link a {
            color: var(--primary);
            font-weight: 500;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        
        .register-link a:hover {
            color: var(--accent-dark);
            text-decoration: underline;
        }
        
        /* 动画 */
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-10px); }
        }
        
        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
            20%, 40%, 60%, 80% { transform: translateX(5px); }
        }
        
        .shake {
            animation: shake 0.5s ease-in-out;
        }
        
        .success-glow {
            animation: successGlow 1.5s ease-in-out;
        }
        
        @keyframes successGlow {
            0%, 100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.3); }
            50% { box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); }
        }
        
        /* 加载动画 */
        .spinner {
            display: inline-block;
            width: 18px;
            height: 18px;
            border: 2px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            border-top-color: white;
            animation: spin 1s ease-in-out infinite;
            margin-right: 8px;
        }
        
        @keyframes spin {
            to { transform: rotate(360deg); }
        }